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2009-01-02bfd/H.J. Lu1-1/+9
2009-01-02 H.J. Lu <hongjiu.lu@intel.com> PR ld/9676 * elflink.c (elf_link_add_object_symbols): Update def_dynamic, ref_dynamic and dynamic_def fields when setting def_regular to 1. ld/testsuite/ 2009-01-02 H.J. Lu <hongjiu.lu@intel.com> PR ld/9676 * ld-elf/pr9676-1.c: New. * ld-elf/pr9676-2.c: Likewiswe. * ld-elf/pr9676-3.c: Likewiswe. * ld-elf/pr9676-4.c: Likewiswe. * ld-elf/pr9676.rd: Likewiswe. * ld-elf/shared.exp (build_tests): Add tests for libpr9676-1.a, libpr9676-2.a, libpr9676-3.so, libpr9676-4.so and libpr9676-4a.so. * lib/ld-lib.exp (ar_simple_create): New. (run_ld_link_tests): Support archive. (run_cc_link_tests): Likewiswe.
2008-12-23Remove STT_IFUNC support.Nick Clifton1-74/+0
2008-12-03include/elf/Nick Clifton1-0/+75
* common.h (STT_IFUNC): Define. elfcpp/ * elfcpp.h (enum STT): Add STT_IFUNC. bfd/ * syms.c (struct bfd_symbol): Add new flag BSF_INDIRECT_FUNCTION. Remove redundant flag BFD_FORT_COMM_DEFAULT_VALUE. Renumber flags to remove gaps. (bfd_print_symbol_vandf): Return 'i' for BSF_INDIRECT_FUNCTION. (bfd_decode_symclass): Likewise. * elf.c (swap_out_syms): Translate BSF_INDIRECT_FUNCTION into STT_IFUNC. (elf_find_function): Treat STT_IFUNC in the same way as STT_FUNC. (_bfd_elf_is_function_type): Likewise. * elf32-arm.c (arm_elf_find_function): Likewise. (elf32_arm_adjust_dynamic_symbol): Likewise. (elf32_arm_swap_symbol_in): Likewise. (elf32_arm_additional_program_headers): Likewise. * elf32-i386.c (is_indirect_symbol): New function. (elf_i386_check_relocs): Also generate dynamic relocs for relocations against STT_IFUNC symbols. (allocate_dynrelocs): Likewise. (elf_i386_relocate_section): Likewise. * elf64-x86-64.c (is_indirect_symbol): New function. (elf64_x86_64_check_relocs): Also generate dynamic relocs for relocations against STT_IFUNC symbols. (allocate_dynrelocs): Likewise. (elf64_x86_64_relocate_section): Likewise. * elfcode.h (elf_slurp_symbol_table): Translate STT_IFUNC into BSF_INDIRECT_FUNCTION. * elflink.c (_bfd_elf_adjust_dynamic_reloc_section): Add support for STT_IFUNC symbols. (get_ifunc_reloc_section_name): New function. (_bfd_elf_make_ifunc_reloc_section): New function. * elf-bfd.h (struct bfd_elf_section_data): Add indirect_relocs field. * bfd-in2.h: Regenerate. gas/ * config/obj-elf.c (obj_elf_type): Add support for STT_IFUNC type. * doc/as.texinfo: Document new feature. * NEWS: Mention new feature. gas/testsuite/ * gas/elf/type.s: Add test of STT_IFUNC symbol type. * gas/elf/type.e: Update expected disassembly. * gas/elf/elf.exp: Update grep of symbol types. ld/ * NEWS: Mention new feature. * pe-dll.c (process_def_file): Replace use of redundant BFD_FORT_COMM_DEFAULT_VALUE with 0. * scripttempl/elf.sc: Add .rel.ifunc.dyn and .rela.ifunc.dyn sections. ld/testsuite/ * ld-mips-elf/reloc-1-n32.d: Updated expected output for reloc descriptions. * ld-mips-elf/reloc-1-n64.d: Likewise. * ld-i386/ifunc.d: New test. * ld-i386/ifunc.s: Source file for the new test. * ld-i386/i386.exp: Run the new test.
2008-11-26include/Alan Modra1-33/+39
PR 7047 * bfdlink.h (struct bfd_elf_version_expr): Delete "symbol". Add "literal". bfd/ PR 7047 * configure.in: Bump version. * configure: Regenerate. * elflink.c (_bfd_elf_link_assign_sym_version): Continue matching against version nodes when a global match is a wildcard. Similarly continue matching on local wildcard matches, rather than only continuing for "*". Have any global wildcard match override a local wildcard match. Correct logic hiding unversioned symbol. (bfd_elf_size_dynamic_sections): Update for changes to struct bfd_elf_version_expr. ld/ PR 7047 * emultempl/ppc64elf.em (gld${EMULATION_NAME}_new_vers_pattern): Update for changes to struct bfd_elf_version_expr. * ldlang.c (lang_vers_match, version_expr_head_hash): Likewise. (version_expr_head_eq, lang_finalize_version_expr_head): Likewise. (lang_register_vers_node): Likewise. (lang_new_vers_pattern): Likewise. Ensure "literal" is set when no glob chars found in "pattern". (realsymbol): Correct backslash quote logic. * ld.texinfo (VERSION): Warn about global wildcards.
2008-11-25 * elflink.c (is_reloc_section): New function. Returns true if theNick Clifton1-0/+125
given name matches the name of the reloc-containing section associated with the given section. (get_dynamic_reloc_section_name): New function. Computes the name of the section that contains the dynamic relocs associated with the given section. (_bfd_elf_get_dynamic_reloc_section): New function. Returns a pointer to the section containing the dynamic relocs associated with the given section. (_bfd_elf_make_dynamic_reloc_section): New function. Creates a section to contain the dynamic relocs associated with a given section. * elf-bfd.h: Prototype the new functions. * elf-m10300.c (mn10300_elf_check_relocs): Use new functions. (mn10300_elf_final_link_relocs): Likewise. * elf32-arm.c (reloc_section_p): Delete - replaced by new functions. (elf32_arm_final_link_relocate): Use new functions. (elf32_arm_check_relocs): Likewise. * elf32-cris.c (cris_elf_relocate_section): Likewise. (elf_cris_check_relocs): Likewise. * elf32-hppa.c (elf32_hppa_check_relocs): Likewise. * elf32-i370.c (i370_elf_check_relocs): Likewise. (i370_elf_relocate_section): Likewise. * elf32-i386.c (elf_i386_check_relocs): Likewise. * elf32-m32r.c (m32r_elf_relocate_section): Likewise. (m32r_elf_check_relocs): Likewise. * elf32-m68k.c (elf_m68k_check_relocs): Likewise. * elf32_ppc.c (ppc_elf_check_relocs): Likewise. (ppc_elf_relocate_section): Likewise. * elf32-s390.c (elf_s390_check_relocs): Likewise. * elf32-sh.c (sh_elf_relocate_section): Likewise. (sh_elf_check_relocs): Likewise. * elf32-vax.c (elf_vax_check_relocs): Likewise. (elf_vax_relocate_section): Likewise. * elf64-alpha.c (elf64_alpha_check_relocs): Likewise. * elf64-ppc.c (ppc64_elf_check_relocs): Likewise. * elf64-s390.c (elf_s390_check_relocs): Likewise. * elf64-sh64.c (sh_elf64_relocate_section): Likewise. * elf64-x86-64.c (elf64_x86_64_check_relocs): Likewise. * elfxx-sparc.c (_bfd_sparc_elf_check_relocs): Likewise. * elf32-bfin.c (bfin_check_relocs): Remove redundant local variable 'sreloc'. (bfin_relocate_section): Likewise. * elf32-v850.c (v850_elf_check_relocs): Likewise.
2008-11-21 * elf-bfd.h (struct elf_backend_data): New member got_elt_size.Hans-Peter Nilsson1-5/+19
(_bfd_elf_default_got_elt_size): Declare. * elflink.c (struct alloc_got_off_arg): Replace member got_elt_size by new member info. (elf_gc_allocate_got_offsets): Adjust for calling bed->got_elt_size to get the element size instead of using a gofarg entry. (bfd_elf_gc_common_finalize_got_offsets): Similar. (_bfd_elf_default_got_elt_size): New function. * elfxx-target.h: New macro elf_backend_got_elt_size. (elfNN_bed): Use it.
2008-10-20 * elflink.c (bfd_elf_final_link): Move code reading relocs to..Alan Modra1-16/+1
* elf32-spu.c (spu_elf_count_relocs): ..here. Adjust params. * elf-bfd.h (struct elf_backend_data): Update elf_backend_count_relocs params.
2008-10-20 * elflink.c (bfd_elf_final_link): Use d_ptr rather than d_valAlan Modra1-6/+7
where Elf_Internal_Dyn holds an address.
2008-10-03bfd/Alan Modra1-0/+57
* elf.c (bfd_elf_set_group_contents): Assign sh_info for ld -r when the signature symbol is global. * elflink.c (elf_link_input_bfd): Ensure group signature symbol is output when ld -r. Set group sh_info when local. * linker.c (default_indirect_link_order): Handle group sections specially. ld/ * ldemul.c (ldemul_place_orphan): Add "name" param. * ldemul.h (ldemul_place_orphan): Update prototype. (struct ld_emulation_xfer_struct <place_orphan>): Likewise. * ldlang.c (lang_place_orphans): Generate unique section names here.. * emultempl/elf32.em (place_orphan): ..rather than here. Don't directly use an existing output section statement that has no bfd section. * emultempl/pe.em (place_orphan): Likewise. * emultempl/pep.em (place_orphan): Likewise. * emultempl/beos.em (place_orphan): Adjust. * emultempl/spuelf.em (spu_place_special_section): Adjust place_orphan call. * emultempl/genelf.em (gld${EMULATION_NAME}_after_open): New function. (LDEMUL_AFTER_OPEN): Define.
2008-09-30 * elflink.c (elf_link_add_object_symbols): Don't ignore returnedAlan Modra1-2/+3
value of check_directives.
2008-09-28 * elf.c (_bfd_elf_init_private_section_data): Tweak union copy.Alan Modra1-3/+16
(bfd_section_from_shdr): Don't change SHT_GROUP section name. * elflink.c (section_signature): New function. (_bfd_elf_section_already_linked): Use it.
2008-09-16bfd/H.J. Lu1-12/+27
2008-09-16 H.J. Lu <hongjiu.lu@intel.com> PR ld/6877 * elflink.c (_bfd_elf_merge_symbol): Allow a common symbol to override the function in a shared library. ld/testsuite/ 2008-09-16 H.J. Lu <hongjiu.lu@intel.com> PR ld/6877 * ld-elf/comm1.c: New. * ld-elf/func1.c: Likewise. * ld-elf/shared.exp: Add tests for libfunc1.so and comm1.
2008-08-22bfd/Jan Kratochvil1-1/+1
Fix PR ld/3290 regression for cross-files DW_FORM_ref_addr relocations. * elflink.c (elf_link_add_object_symbols): Make debug symbols local now only for non-RELOCATABLE targets. ld/testsuite/ * ld-x86-64/dwarfreloc.exp, ld-x86-64/dwarfreloc.rd, ld-x86-64/dwarfreloc1.s, ld-x86-64/dwarfreloc2.s: New test.
2008-08-08 * elf.c (bfd_elf_get_elf_syms): Don't leak memory on error.Alan Modra1-6/+22
* elflink.c (_bfd_elf_link_read_relocs): bfd_release on error. (elf_link_add_object_symbols): Don't leak memory on error. (bfd_elf_size_dynsym_hash_dynstr): Likewise. (elf_fixup_link_order): Free sections.
2008-08-07bfd/Richard Sandiford1-2/+2
* elf-bfd.h (elf_backend_data): Add a "rela_plts_and_copies_p" field. * elfxx-target.h (elf_backend_rela_plts_and_copies_p): New macro. (elfNN_bed): Use it. * elf.c (_bfd_elf_get_synthetic_symtab): Use rela_plts_and_copies_p instead of default_use_rela_p to choose between ".rel.plt" and ".rela.plt". * elflink.c (_bfd_elf_create_dynamic_sections): Use rela_plts_and_copies_p instead of default_use_rela_p to choose between ".rel.plt" and ".rela.plt", and between ".rel.bss" and ".rela.bss".
2008-07-222008-07-22 Simon Baldwin <simonb@google.com>Chris Demetriou1-0/+9
* elflink.c (elf_link_output_extsym): Set st_size to zero for symbols from dynamic libraries.
2008-07-212008-07-21 H.J. Lu <hongjiu.lu@intel.com>H.J. Lu1-2/+3
PR ld/4424 * elflink.c (_bfd_elf_merge_symbol): Call bed->relocs_compatible to check if 2 inputs are compatible.
2008-04-29 * elf.c (_bfd_elf_get_dynamic_reloc_upper_bound)Daniel Jacobowitz1-5/+7
(_bfd_elf_canonicalize_dynamic_reloc): Find dynamic relocations even if they are not loaded. * elflink.c (_bfd_elf_init_2_index_sections): Set data_index_section first. * ld-arm/symbian-seg1.s, ld-arm/symbian-seg1.d: New files. * ld-arm/arm-elf.exp: Run symbian-seg1.
2008-04-08 * elflink.c (bfd_elf_size_dynamic_sections): Ignore GNU-stack noteAlan Modra1-1/+1
in EXEC_P bfds.
2008-03-13include/elf/Alan Modra1-1/+1
* internal.h (Elf_Internal_Shdr): Change sh_link and sh_info from unsigned long to unsigned int. Change sh_addralign to bfd_vma. Order struct as for external version. bfd/ * elf.c (_bfd_elf_make_section_from_shdr): Remove unnecessary cast. (_bfd_elf_assign_file_position_for_section): Simplify align. (_bfd_elf_init_reloc_shdr): Ensure shift expression wide enough for sh_addralign. (elf_fake_sections, swap_out_syms): Likewise. * elflink.c (bfd_elf_final_link): Likewise. binutils/ * readelf.c: Use %u throughout when printing sh_link or sh_info, %lu when printing sh_addralign. (process_version_sections): Use identical formats when printing all offset and sh_link fields.
2008-03-12include/elf/Alan Modra1-12/+10
PR 5900 * common.h (SHN_BAD): Delete. (SHN_LORESERVE .. SHN_HIRESERVE): Move to.. * external.h: ..here. * internal.h (SHN_LORESERVE, SHN_HIRESERVE): Define. (SHN_LOPROC, SHN_HIPROC, SHN_LOOS, SHN_HIOS): Define. (SHN_ABS, SHN_COMMON, SHN_XINDEX, SHN_BAD): Define. bfd/ PR 5900 * elf-bfd.h: Include elf/internal.h after elf/external.h. * elfcode.h (elf_swap_symbol_in): Map reserved shndx range. (elf_swap_symbol_out): Adjust SHN_XINDEX test. (elf_swap_ehdr_out): Mask SHN_LORESERVE and SHN_XINDEX to values seen in external structs. (valid_section_index_p): Delete. (elf_object_p): Don't increment section numbers over reserved range. Simplify test for valid sh_link, sh_info and e_shstrndx fields. (elf_write_shdrs_and_ehdr): Mask SHN_LORESERVE and SHN_XINDEX to values seen in external structs. Don't increment section numbers over reserved range. * elf.c (bfd_elf_sym_name): Remove redundant tests on st_shndx. (bfd_section_from_shdr): Likewise. (group_signature): Range check before accessing elf_elfsections. (_bfd_elf_setup_sections): Likewise. (bfd_section_from_shdr): Likewise. (bfd_section_from_shdr): Don't increment section number over reserved sections. (assign_file_positions_for_non_load_sections): Likewise. (assign_file_positions_except_relocs): Likewise. (_bfd_elf_write_object_contents): Likewise. (assign_section_numbers): Likewise. Adjust for changed SHN_*. (prep_headers): Delete unused variable. * elflink.c (bfd_elf_link_record_local_dynamic_symbol): Adjust for changed SHN_* values. (check_dynsym, elf_link_input_bfd): Likewise. (bfd_elf_final_link): Likewise. Don't skip over reserved section range. (elf_fixup_link_order): Check that sh_link field is valid. * elf-hppa.h (elf_hppa_add_symbol_hook): Make "index" unsigned. * elf32-arm.c (elf32_arm_gc_mark_extra_sections): Range check before accesssing elf_elfsections. * elf32-avr.c (elf32_avr_size_stubs): Likewise. * elf32-hppa.c (elf32_hppa_size_stubs): Likewise. * elf32-m68hc1x.c (elf32_m68hc11_size_stubs): Likewise. * elf64-hppa.c (elf64_hppa_check_relocs): Adjust for changed SHN_* defines. Test for SHN_BAD return from _bfd_elf_section_from_bfd_section binutils/ PR 5900 * readelf.c (SECTION_HEADER_INDEX, SECTION_HEADER_NUM): Delete. Remove use throughout file. (SECTION_HEADER): Likewise. (dump_relocations): Don't adjust st_shndx for reserved range. (process_file_header): Mask SHN_XINDEX to values seen in external elf structs. Simplify valid section index tests. (get_32bit_elf_symbols, get_64bit_elf_symbols): Mask SHN_XINDEX. Map reserved st_shndx to internal form. (process_section_groups): Test that group symbol st_shndx is in range, not just non-zero. Delete reserved range check. (get_symbol_index_type): Mask "type" to 16 bits when printing PRC, OS or RSV. gdb/ PR 5900 * elfread.c (elf_symtab_read): Make shndx an unsigned int. * mipsread.c: Include elf/internal.h. (read_alphacoff_dynamic_symtab): Map external reserved sym_shndx to internal range. ld/testsuite/ PR 5900 * ld-elf/sec64k.exp: Update.
2008-03-11 * elf-bfd.h (_bfd_elf_section_from_bfd_section): Update prototype.Alan Modra1-55/+42
* elf.c (_bfd_elf_section_from_bfd_section): Return unsigned int, SHN_BAD on error. (_bfd_elf_print_private_bfd_data): Test for SHN_BAD result from _bfd_elf_section_from_bfd_section, not -1. (swap_out_syms): Likewise. * elflink.c (elf_link_add_object_symbols): Likewise. (bfd_elf_get_bfd_needed_list): Likewise. (bfd_elf_match_symbols_in_sections): Likewise. (elf_link_add_object_symbols): Don't bother testing for symbols using normal sections before calling bfd_section_from_elf_index. (elf_link_input_bfd, bfd_elf_final_link): Likewise. (bfd_elf_reloc_symbol_deleted_p): Likewise. * elfcode.h (elf_slurp_symbol_table): Likewise. * elf32-spu.c (get_sym_h): Likewise. * elf32-xtensa.c (get_elf_r_symndx_section): Likewise. * elf64-ppc.c (opd_entry_value, get_sym_h, ppc64_elf_edit_toc): Ditto. * elf64-sh64.c (sh_elf64_get_relocated_section_contents): Likewise.
2008-03-022008-03-02 H.J. Lu <hongjiu.lu@intel.com>H.J. Lu1-4/+5
PR ld/5789 * elflink.c (_bfd_elf_symbol_refs_local_p): Always return true for hidden and local symbols.
2008-02-232008-02-22 H.J. Lu <hongjiu.lu@intel.com>H.J. Lu1-5/+8
PR ld/5788 * elflink.c (elf_create_symbuf): Correct buffer size and position.
2008-02-20PR 868Nick Clifton1-1/+2
* libbfd.c (bfd_realloc_or_free): New function. Performs like bfd_realloc, but if the (re)allocation fails, the pointer is freed. * libbfd-in.h: Prototype. * libbfd.h: Regenerate. * bfdio.c (bfd_bwrite): Use the new function. (bfd_seek): Likewise. * bfdwin.c:(bfd_get_file_window): Likewise. * elf-strtab.c (_bfd_elf_strtab_add): Likewise. * elf32-ppc.c (ppc_elf_relax_section): Likewise. * elf32-xtensa.c (vsprintf_msg): Likewise. * mach-o.c (bfd_mach_o_core_fetch_environment): Likewise. * stabs.c (_bfd_link_seciton_stabs): Likewise. * vms-misc.c (_bfd_vms_get_record): Likewise. * vms-tir.c (check_section): Likewise. * vms.c (vms_new_section_hook): Likewise. * elf32-arm.c (elf32_arm_section_map_add): Check that the allocation of sec_data->map succeeded before using it. * elflink.c (elf_link_output_sym): Do not overwrite finfo-> symshndxbuf until it is known that the reallocation succeeded.
2008-02-15include/Alan Modra1-4/+4
* bfdlink.h (struct bfd_link_hash_table): Delete creator field. (struct bfd_link_info): Add output_bfd. bfd/ * elflink.c: Replace all accesses to hash->creator field with output_bfd->xvec. * cofflink.c: Likewise. * coff-h8300.c: Likewise. * ecoff.c: Likewise. * elf32-m68hc1x.c: Likewise. * elf32-ppc.c: Likewise. * elf64-alpha.c: Likewise. * elf64-ppc.c: Likewise. * elf64-sparc.c: Likewise. * elfxx-mips.c: Likewise. * i386linux.c: Likewise. * m68klinux.c: Likewise. * sparclinux.c: Likewise. * sunos.c: Likewise. * xcofflink.c: Likewise. * linker.c: Likewise. (_bfd_link_hash_table_init): Don't store creator. ld/ * ldmain.h (output_bfd): Delete. * ldmain.c (output_bfd): Delete. Replace all occurrences of output_bfd with link_info.output_bfd. * ldcref.c: Likewise. * ldctor.c: Likewise. * ldemul.c: Likewise. * ldexp.c: Likewise. * ldfile.c: Likewise. * ldlang.c: Likewise. * ldmisc.c: Likewise. * ldwrite.c: Likewise. * pe-dll.c: Likewise. * emultempl/aix.em: Likewise. * emultempl/alphaelf.em: Likewise. * emultempl/armcoff.em: Likewise. * emultempl/armelf.em: Likewise. * emultempl/avrelf.em: Likewise. * emultempl/beos.em: Likewise. * emultempl/elf-generic.em: Likewise. * emultempl/elf32.em: Likewise. * emultempl/gld960.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/irix.em: Likewise. * emultempl/linux.em: Likewise. * emultempl/lnk960.em: Likewise. * emultempl/m68hc1xelf.em: Likewise. * emultempl/mmix-elfnmmo.em: Likewise. * emultempl/mmo.em: Likewise. * emultempl/pe.em: Likewise. * emultempl/pep.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/scoreelf.em: Likewise. * emultempl/sh64elf.em: Likewise. * emultempl/spuelf.em: Likewise. * emultempl/sunos.em: Likewise. * emultempl/vanilla.em: Likewise. * emultempl/vxworks.em: Likewise. * emultempl/xtensaelf.em: Likewise. * emultempl/z80.em: Likewise. * ldlang.c (open_output): Don't return output, instead write link_info_output_bfd directly. * emultempl/alphaelf.em: Replace occurrences of link_info.hash->creator with link_info.output_bfd->xvec. * emultempl/hppaelf.em: Likewise. * emultempl/ppc32elf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/spuelf.em: Likewise.
2008-02-14 * elflink.c (compute_bucket_count): Warning fixes.Alan Modra1-4/+6
2008-01-21 * elflink.c (_bfd_elf_link_output_relocs): Correct error return.Alan Modra1-1/+1
2008-01-15bfd/Alan Modra1-2/+27
PR 5604 * elf-bfd.h (struct elf_backend_data): Add gc_keep. Remove param names from others. (_bfd_elf_gc_keep): Declare. * elfxx-target.h (elf_backend_gc_keep): Define. (elfNN_bed): Init new field. * elflink.c (_bfd_elf_gc_keep): New function. (bfd_elf_gc_sections): Call gc_keep. * elf64-ppc.c (elf_backend_gc_keep): Define. (struct _ppc64_elf_section_data): Move .opd related fields to a struct so they don't occupy the same storage. Adjust accesses throughout file. (ppc64_elf_gc_keep): New function, split out from.. (ppc64_elf_gc_mark_hook): ..here. Don't call _bfd_elf_gc_mark to mark .opd section, just set gc_mark. (ppc64_elf_edit_opd): Remove no_opd_opt parm. Don't set opd->adjust unless we are changing .opd. Test non-NULL opd->adjust at all accesses throughout file. * elf64-ppc.h (ppc64_elf_edit_opd): Update prototype. ld/ PR 5604 * ldlang.c (lang_gc_sections): Move code to set SEC_KEEP on entry syms to _bfd_elf_gc_keep. * emultempl/ppc64elf.em (ppc_before_allocation): Don't call ppc64_elf_edit_opd if no_opd_opt.
2008-01-112008-01-11 Tristan Gingold <gingold@adacore.com>Tristan Gingold1-2/+0
Eric Botcazou <ebotcazou@adacore.com> * elf32-ppc.c (ppc_elf_gc_sweep_hook): Exit early if generating a relocatable. * elf32-arm.c (elf32_arm_gc_sweep_hook): Likewise. * elf32-cris.c (cris_elf_gc_sweep_hook): Likewise. * elf32-hppa.c (elf32_hppa_gc_sweep_hook): Likewise. * elf32-i386.c (elf_i386_gc_sweep_hook): Likewise. * elf32-m32r.c (m32r_elf_gc_sweep_hook): Likewise. * elf32-m68k.c (elf_m68k_gc_sweep_hook): Likewise. * elf32-s390.c (elf_s390_gc_sweep_hook): Likewise. * elf32-sh.c (sh_elf_gc_sweep_hook): Likewise. * elf32-vax.c (elf_vax_gc_sweep_hook): Likewise. * elf32-xtensa.c (elf_xtensa_gc_sweep_hook): Likewise. * elf64-x86-64.c (elf64_x86_64_gc_sweep_hook): Likewise. * elf64-s390.c (elf_s390_gc_sweep_hook): Likewise. * elf64-ppc.c (ppc64_elf_gc_sweep_hook): Likewise. * elfxx-mips.c (_bfd_mips_elf_gc_sweep_hook): Likewise. * elfxx-sparc.c (_bfd_sparc_elf_gc_sweep_hook): Likewise. * elflink.c (bfd_elf_gc_sections): Do not punt on relocatable output or executable output with relocations.
2008-01-07bfd/H.J. Lu1-0/+1
2008-01-07 H.J. Lu <hongjiu.lu@intel.com> PR ld/5522 * elflink.c (elf_link_input_bfd): Don't write out a section if its output section is marked with SEC_NEVER_LOAD. ld/testsuite/ 2008-01-07 H.J. Lu <hongjiu.lu@intel.com> PR ld/5522 * ld-elf/noload-3.d: New file. * ld-elf/noload-3.s: Likewise. * ld-elf/noload-3.t: Likewise.
2007-12-15bfd/Richard Sandiford1-74/+43
* elf-bfd.h (eh_cie_fde): Add u.fde.next_for_section and u.cie.gc_mark. (bfd_elf_section_data): Add fde_list. (elf_fde_list): New macro. (elf_obj_tdata): Add eh_frame_section. (elf_eh_frame_section): New macro. (_bfd_elf_gc_mark_reloc): Remove last parameter. (_bfd_elf_gc_mark_fdes): Declare. * elf-eh-frame.c (_bfd_elf_get_eh_frame_sec_info): Chain the FDEs for each input section. (mark_entry, _bfd_elf_gc_mark_fdes): New functions. * elflink.c (_bfd_elf_gc_mark_reloc): Remove is_eh parameter. (_bfd_elf_gc_mark): Update call accordingly. Mark the relocations againts the section's FDEs. Don't mark the bfd's elf_eh_frame_section. (bfd_elf_gc_sections): Parse each input bfd's .eh_frame before marking any input sections. Remove the current EH handling. * section.c (bfd_section): Remove gc_mark_from_eh. * ecoff.c (bfd_debug_section): Update initializer accordingly.
2007-12-15bfd/Richard Sandiford1-0/+3
* elf-bfd.h (eh_cie_fde): Add u.cie. Document how u.fde.cie_inf changes when removed == 0. (eh_frame_hdr_info): Add parsed_eh_frames. (_bfd_elf_begin_eh_frame_parsing): Declare. (_bfd_elf_parse_eh_frame): Declare. (_bfd_elf_end_eh_frame_parsing): Declare. * elf-eh-frame.c (_bfd_elf_begin_eh_frame_parsing): New function. (_bfd_elf_parse_eh_frame): New function, split out from _bfd_elf_discard_section_eh_frame. Make a first pass through the buffer to calculate the number of entries and CIEs. Allocate memory for them before the main loop. Replace current extended cie representation with a pair of pointers, one to the local eh_cie_fde and one to the full struct cie. Allocate a separate array of struct cies if not merging. Merge CIEs during the main loop and set up each u.cie.merged field. Point an FDE's cie_inf field directly at the local CIE. Initially assume that all entries should be removed. (_bfd_elf_end_eh_frame_parsing): New function. (_bfd_elf_discard_section_eh_frame): Assume that the section has already been parsed. Use a separate pass to mark entries that need to be kept. Use the u.cie.merged field to track a CIE's group representative. * elflink.c (bfd_elf_discard_info): Call _bfd_elf_parse_eh_frame before _bfd_elf_discard_section_eh_frame. Wrap loop with calls to _bfd_elf_begin_eh_frame_parsing and _bfd_elf_end_eh_frame_parsing.
2007-12-15bfd/Richard Sandiford1-168/+216
* elf-bfd.h (_bfd_elf_gc_mark_rsec, _bfd_elf_gc_mark_reloc): Declare. (_bfd_elf_gc_mark): Use elf_gc_mark_hook_fn. * elflink.c (init_reloc_cookie, fini_reloc_cookie) (init_reloc_cookie_rels, fini_reloc_cookie_rels): New functions, split out from... (bfd_elf_discard_info): ...here. (init_reloc_cookie_for_section): New function. (fini_reloc_cookie_for_section): Likewise. (_bfd_elf_gc_mark_rsec, _bfd_elf_gc_mark_reloc): New functions, split out from... (_bfd_elf_gc_mark): ...here. Use init_reloc_cookie_for_section and fini_reloc_cookie_for_section.
2007-11-20* elflink.c (elf_link_output_extsym): Weaken assertion: if --gc-section is ↵Nick Clifton1-4/+9
set, there may be no TLS segment. * lib/ld-lib.exp (check_gc_sections_available): New proc, based on the version in gcc/testsuite/lib/target-supports.exp. * ld-elf/eld.exp: Use check_gc_sections_available.
2007-11-19 * elf-bfd.h (bfd_elf_perform_complex_relocation): Update prototype.Alan Modra1-15/+11
* elflink.c (bfd_elf_perform_complex_relocation): Return status. Don't print reloc overflow message. * elf32-mep.c (mep_elf_relocate_section): Handle status from bfd_elf_perform_complex_relocation.
2007-10-31 * elf-bfd.h (bfd_elf_match_symbols_in_sections): Don't declare.Alan Modra1-17/+1
* elflink.c (bfd_elf_match_symbols_in_sections): Make static. Remove section name comparisons.
2007-10-18 PR ld/4424Alan Modra1-2/+36
* config.bfd (targ_selvecs): Add bfd_elf64_alpha_vec for alpha/FreeBSD. Add bfd_elf64_sparc_vec for sparc64/FreeBSD. Add bfd_elf32_i386_vec and bfd_efi_app_ia32_vec for i386/FreeBSD. (targ64_selvecs): Set for i386/FreeBSD. * elf-bfd.h (elf_backend_data): Add relocs_compatible. (_bfd_elf_default_relocs_compatible): Declare. (_bfd_elf_relocs_compatible): Declare. * elfxx-target.h (elf_backend_relocs_compatible): Define. (elfNN_bed): Init new relocs_compatible field. * elflink.c (_bfd_elf_default_relocs_compatible): New function. (_bfd_elf_relocs_compatible): New function. (elf_link_add_object_symbols): Call bed->relocs_compatible. * elf32-i386.c (elf_backend_relocs_compatible): Define. * elf64-alpha.c: Likewise. * elf64-sparc.c: Likewise. * elf64-x86-64.c: Likewise.
2007-10-16 * elflink.c (_bfd_elf_check_kept_section): Use the section rawsizeBob Wilson1-1/+3
values if they are set.
2007-10-12PR 5160Nick Clifton1-6/+5
* elflink.c (eval_symbol): Remove bufsz variable and use sizeof(symbuf) where necessary.
2007-09-30 * elflink.c: Formatting.Alan Modra1-120/+120
2007-09-30bfd/Alan Modra1-322/+126
* elflink.c (resolve_symbol): Handle symbols in SEC_MERGE sections. Don't test symbol st_shndx. Don't bother with bfd_link_hash_common symbols. Print longs rather than ints in debug messages. (eval_symbol): Replace "sym" and "advanced" params with "symp". Replace "addr" and "section_offset" params with "dot". Don't cast bfd_vma values to signed, cast them to bfd_signed_vma. (bfd_elf_perform_complex_relocation): Delete "output_bfd", "info", "local_syms" and "local_sections" params. Add "relocation". Delete code calculating relocation value. (evaluate_complex_relocation_symbols): Delete function. Fold into.. (elf_link_input_bfd): ..existing code examining relocs. * elf-bfd.h (bfd_elf_perform_complex_relocation): Update prototype. * elf32-mep.c (mep_elf_check_relocs): Delete function. (mep_elf_gc_sweep_hook, mep_elf_gc_mark_hook): Likewise. (mep_elf_object_p): Don't set elf_bad_symtab. (elf_backend_check_relocs): Don't define. (elf_backend_gc_mark_hook, elf_backend_gc_sweep_hook): Likewise. (elf_backend_can_gc_sections, USE_RELA): Likwise. (mep_elf_relocate_section): Move bfd_elf_perform_complex_relocation call after we have calculated reloc value. Delete local sym debug code. Use RELOC_FOR_GLOBAL_SYMBOL. Delete addend adjusting code.. (elf_backend_rela_normal): ..instead define this. ld/testsuite/ * ld-selective/sel-dump.exp: Add am33, m88k, mep to xfails. * ld-selective/selective.exp: Don't run for same target list we xfail sel-dump.
2007-09-26 * elflink.c (set_symbol_value): Add isymbuf and locsymcountAlan Modra1-57/+59
params. Change symidx to a size_t. Don't access past end of symbol buffer. (resolve_symbol): Add isymbuf param and use instead of finfo->internal_syms. (eval_symbol, evaluate_complex_relocation_symbols): Likewise. (elf_link_input_bfd): Don't read symbols specially for evaluate_complex_relocation_symbols.
2007-09-18 * elf.c (bfd_section_from_shdr): Check bfd_alloc return.Alan Modra1-10/+48
(elfcore_write_note): Check realloc return. * elflink.c (_bfd_elf_link_find_version_dependencies): Check bfd_zalloc return. (_bfd_elf_link_assign_sym_version): Check bfd_malloc return. (elf_link_add_object_symbols): Likewise. (struct hash_codes_info): New. (elf_collect_hash_codes): Return bfd_malloc error. (struct collect_gnu_hash_codes): Add "error". (elf_collect_gnu_hash_codes): Return bfd_malloc error. (bfd_elf_size_dynamic_sections): Check return status of _bfd_elf_link_find_version_dependencies. (bfd_elf_size_dynsym_hash_dynstr): Adjust for elf_collect_hash_codes and elf_collect_gnu_hash_codes changes. (elf_sym_name_compare): Formatting. (elf_fixup_link_order): Use bfd_malloc, not xmalloc.
2007-09-18bfd/H.J. Lu1-1/+0
2007-09-17 H.J. Lu <hongjiu.lu@intel.com> PR binutils/3281 PR binutils/5037 * elf-bfd.h (elf_obj_tdata): Remove relro. * elf.c (get_program_header_size): Check info->relro instead of elf_tdata (abfd)->relro. (_bfd_elf_map_sections_to_segments): Likewise. (assign_file_positions_for_load_sections): Don't set PT_GNU_RELRO segment alignment here. (assign_file_positions_for_non_load_sections): Properly set up PT_GNU_RELRO segment for copying executable/shared library. (rewrite_elf_program_header): Remove PT_GNU_RELRO segment. (copy_elf_program_header): Set p_size and p_size_valid fields for PT_GNU_RELRO segment. include/elf/ 2007-09-17 H.J. Lu <hongjiu.lu@intel.com> PR binutils/3281 PR binutils/5037 * internal.h (elf_segment_map): Add p_size and p_size_valid. (ELF_IS_SECTION_IN_SEGMENT): Allow SHF_TLS sections in PT_GNU_RELRO segments. ld/ 2007-09-17 H.J. Lu <hongjiu.lu@intel.com> PR binutils/3281 PR binutils/5037 * ldexp.h (ldexp_control): Add relro, relro_start_stat and relro_end_stat. * ldexp.c (fold_binary): Set expld.dataseg.relro to exp_dataseg_relro_start or exp_dataseg_relro_end when seeing DATA_SEGMENT_ALIGN or DATA_SEGMENT_RELRO_END, respectively. * ldlang.c (lang_size_sections_1): Properly set expld.dataseg.relro_start_stat and expld.dataseg.relro_end_stat. (find_relro_section_callback): New function. (lang_find_relro_sections_1): Likewise. (lang_find_relro_sections): Likewise. (lang_process): Call lang_find_relro_sections for non-relocatable link. ld/testsuite/ 2007-09-17 H.J. Lu <hongjiu.lu@intel.com> PR binutils/3281 PR binutils/5037 * ld-elf/binutils.exp: Update "-z relro" tests to use relro1.s. Add "-z relro" tests with relro2.s. Add "-z relro" tests with TLS for objcopy. * ld-elf/relro1.s: New file. * ld-elf/relro2.s: Likewise.
2007-08-20Revision of previous delta using bfd_vma cast instead of 1L.Nick Clifton1-1/+1
2007-08-20* elflink.c (elf_fixup_link_order): Rewrite conversion of s->alignment_powerNick Clifton1-1/+1
into an offset mask in order to avoid a gcc error message.
2007-07-272007-07-26 Michael Snyder <msnyder@svkmacdonelllnx>Michael Snyder1-1/+2
* linker.c (bfd_section_already_linked_table_insert): Change return type from void to boolean. Return FALSE on failure. (_bfd_generic_section_already_linked): Test return value of bfd_section_already_linked_table_insert, call fatal on error. * elflink.c (_bfd_elf_section_already_linked): Test return value of bfd_section_already_linked_table_insert, call fatal on error. * libbfd-in.h (bfd_section_already_linked_table_insert): Update return type to bfd_boolean. * libbfd.h: Regenerate.
2007-07-26 * elflink.c (_bfd_elf_fix_symbol_flags): Remove unnecessaryAlan Modra1-13/+6
check on dynobj. Remove bed shadow.
2007-07-242007-07-24 Michael Snyder <msnyder@access-company.com>Michael Snyder1-1/+1
* elflink.c (bfd_elf_final_link): Avoid redundant frees -- return on bfd_malloc error rather than goto error_return.